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  1. ChapFromBlighty

    Cat 4006 To Cat5500 Trunking Problem ?

    Darn, sorry lads its been a long day, I have copied in the wrong interfaces on the 5500. Here are the correct ones and the are not 1Gb Trunks as first said they are 100Mb Full Duplex Channelised links 6/7 Trunk To Switch3A connected trunk normal full 100 10/100BaseTX 6/8 Trunk To Switch3A...
  2. ChapFromBlighty

    Cat 4006 To Cat5500 Trunking Problem ?

    Cat 5500 module 1 : 2-port 1000BaseLX Supervisor set trunk 1/1 desirable negotiate 1-1005 set trunk 1/2 desirable negotiate 1-1005 Cat 4000 interface Port-channel5 switchport switchport trunk encapsulation isl switchport mode trunk ! interface Port-channel10 switchport switchport...
  3. ChapFromBlighty

    Cat 4006 To Cat5500 Trunking Problem ?

    Hi Both switches ie the 4006 & 5500 have Sup III modules and are both configured to run ISL. we have just experienced the problem again and a reset of the trunk ports (Disable/Re-enable) has resolved the issue again..Until the next time... It is 1Gb Trunk running in Full Duplex Mode. I wonder...
  4. ChapFromBlighty

    Cat 4006 To Cat5500 Trunking Problem ?

    Hi No access-lists at all. We have also found that if we disable and re-enable the trunks ports at both ends resolves the issue, for a while anyway.. Chap
  5. ChapFromBlighty

    Cat 4006 To Cat5500 Trunking Problem ?

    We have a cat 4006 connected to a Cat 5500 Switch via 1Gb Full Duplex Trunk. Using Cisco's ISL Encapsulation. the 4006 is running 12.1(20)e and the Cat 5500 is running 5.5(19). Our problem is that users connected to the 4006 have trouble logging onto MS Servers. But are able to ping those...

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